3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { protected $attr = null; } $test = new Test(); $test2 = serialize($test); var_dump(unserialize($test2));

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0100.01018.55
8.3.50.0170.00621.08
8.3.40.0070.01118.89
8.3.30.0070.00718.54
8.3.20.0080.00018.52
8.3.10.0040.00420.88
8.3.00.0000.00723.48
8.2.180.0120.00316.63
8.2.170.0090.00622.96
8.2.160.0060.00920.53
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00419.66
8.2.110.0070.00422.00
8.2.100.0040.00817.59
8.2.90.0040.00419.22
8.2.80.0040.00418.04
8.2.70.0040.00417.63
8.2.60.0000.00817.80
8.2.50.0030.00618.07
8.2.40.0060.00317.78
8.2.30.0000.00821.27
8.2.20.0000.00817.51
8.2.10.0040.00417.48
8.2.00.0080.00017.59
8.1.280.0070.01125.92
8.1.270.0040.00423.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00622.33
8.1.230.0040.00720.96
8.1.220.0080.00018.77
8.1.210.0050.00318.77
8.1.200.0000.01017.00
8.1.190.0000.00917.51
8.1.180.0030.00618.10
8.1.170.0070.00018.43
8.1.160.0040.00418.78
8.1.150.0000.00718.48
8.1.140.0030.00517.43
8.1.130.0070.00017.72
8.1.120.0080.00017.28
8.1.110.0030.00717.37
8.1.100.0000.00817.37
8.1.90.0000.00717.29
8.1.80.0000.00717.30
8.1.70.0030.00317.37
8.1.60.0040.00417.51
8.1.50.0000.00817.32
8.1.40.0000.00817.34
8.1.30.0000.00717.39
8.1.20.0000.00817.49
8.1.10.0040.00417.41
8.1.00.0000.00717.48
8.0.300.0040.00419.93
8.0.290.0060.00317.05
8.0.280.0000.00718.33
8.0.270.0000.00717.19
8.0.260.0030.00316.84
8.0.250.0000.00716.84
8.0.240.0030.00616.86
8.0.230.0000.00716.94
8.0.220.0000.00816.93
8.0.210.0000.00716.88
8.0.200.0000.00616.98
8.0.190.0070.00016.90
8.0.180.0000.00716.96
8.0.170.0090.00016.91
8.0.160.0050.00316.81
8.0.150.0040.00416.80
8.0.140.0080.00016.79
8.0.130.0000.00813.24
8.0.120.0050.00216.89
8.0.110.0000.00716.85
8.0.100.0040.00416.71
8.0.90.0040.00416.84
8.0.80.0040.01416.87
8.0.70.0040.00416.95
8.0.60.0050.00316.75
8.0.50.0030.00616.71
8.0.30.0150.00516.91
8.0.20.0090.00917.40
8.0.10.0040.00416.95
8.0.00.0090.01016.71
7.4.330.0000.00514.63
7.4.320.0060.00016.42
7.4.300.0070.00016.57
7.4.290.0070.00016.33
7.4.280.0040.00416.52
7.4.270.0000.00716.45
7.4.260.0000.00513.26
7.4.250.0040.00416.41
7.4.240.0040.00416.40
7.4.230.0000.00716.43
7.4.220.0080.01016.57
7.4.210.0060.00816.55
7.4.200.0070.00016.53
7.4.190.0000.00716.68
7.4.160.0030.01416.35
7.4.150.0150.00917.40
7.4.140.0100.00717.86
7.4.130.0070.01116.44
7.4.120.0130.00716.50
7.4.110.0130.00616.31
7.4.100.0130.00616.46
7.4.90.0170.00016.42
7.4.80.0120.00619.37
7.4.70.0150.00616.52
7.4.60.0130.00316.28
7.4.50.0000.00816.46
7.4.40.0030.01322.52
7.4.30.0120.00416.39
7.4.00.0110.00414.93
7.3.330.0060.00013.13
7.3.320.0000.00512.99
7.3.310.0030.00316.13
7.3.300.0000.00716.18
7.3.290.0130.00416.19
7.3.280.0060.01116.16
7.3.270.0070.01017.40
7.3.260.0090.01118.24
7.3.250.0080.01116.23
7.3.240.0140.00316.35
7.3.230.0100.00616.39
7.3.210.0110.00716.33
7.3.200.0130.01019.39
7.3.190.0170.00416.24
7.3.180.0030.01316.41
7.3.170.0070.01016.29
7.3.160.0120.00416.25
7.3.120.0070.00714.53
7.2.330.0120.00916.61
7.2.320.0000.02316.66
7.2.310.0060.01616.61
7.2.300.0090.00816.74
7.2.290.0120.00916.52
7.2.60.0060.01016.61
7.2.00.0090.00919.38
7.1.200.0090.00615.71
7.1.100.0070.00717.69
7.1.70.0040.00416.95
7.1.60.0090.00319.40
7.1.50.0130.01016.71
7.1.00.0030.07322.41
7.0.200.0030.00616.57
7.0.140.0030.07021.90
7.0.90.0570.08019.98
7.0.80.0230.07319.85
7.0.70.0600.08019.88
7.0.60.0600.07719.88
7.0.50.0530.04720.26
7.0.40.0100.05320.09
7.0.30.0100.04720.11
7.0.20.0130.05319.95
7.0.10.0100.05019.99
7.0.00.0030.09320.10
5.6.280.0130.06320.89
5.6.230.0130.04020.52
5.6.220.0100.08320.65
5.6.210.0070.06320.45
5.6.200.0070.07721.06
5.6.190.0030.06020.91
5.6.180.0070.05021.07
5.6.170.0070.05321.02
5.6.160.0130.07720.95
5.6.150.0100.08021.02
5.6.140.0130.05721.04
5.6.130.0070.07721.08
5.6.120.0100.07721.05
5.6.110.0030.05320.94
5.6.100.0070.04321.09
5.6.90.0100.08720.98
5.6.80.0070.08320.46
5.6.70.0030.06320.34
5.6.60.0030.05320.38
5.6.50.0130.07320.39
5.6.40.0030.05320.38
5.6.30.0100.06020.38
5.6.20.0130.06720.37
5.6.10.0070.06020.39
5.6.00.0000.05320.47
5.5.370.0100.07320.34
5.5.360.0070.07320.50
5.5.350.0070.08320.45
5.5.340.0070.04320.64
5.5.330.0100.08020.84
5.5.320.0100.03720.76
5.5.310.0070.06020.86
5.5.300.0100.04720.90
5.5.290.0030.07720.81
5.5.280.0000.04720.91
5.5.270.0070.09020.89
5.5.260.0070.08720.89
5.5.250.0100.08020.45
5.5.240.0100.07720.29
5.5.230.0030.04320.22
5.5.220.0070.07720.18
5.5.210.0030.08020.17
5.5.200.0030.05020.13
5.5.190.0030.07020.27
5.5.180.0170.06720.20
5.5.160.0070.04320.15
5.5.150.0070.04720.27
5.5.140.0130.04320.25
5.5.130.0070.08020.22
5.5.120.0100.04720.20
5.5.110.0070.04719.98
5.5.100.0030.05720.04
5.5.90.0070.07320.00
5.5.80.0030.07020.11
5.5.70.0170.05720.05
5.5.60.0200.05720.13
5.5.50.0100.07020.02
5.5.40.0100.05720.14
5.5.30.0130.07020.04
5.5.20.0070.05720.05
5.5.10.0170.03320.04
5.5.00.0070.07720.02
5.4.450.0030.04719.29
5.4.440.0100.07719.50
5.4.430.0070.07019.36
5.4.420.0130.06719.48
5.4.410.0000.08319.09
5.4.400.0000.05319.18
5.4.390.0070.05319.13
5.4.380.0000.04319.12
5.4.370.0100.06319.10
5.4.360.0070.07718.95
5.4.350.0000.08019.07
5.4.340.0100.05718.88
5.4.320.0030.08319.03
5.4.310.0070.06018.94
5.4.300.0030.07719.02
5.4.290.0030.05718.94
5.4.280.0100.07019.22
5.4.270.0070.07019.12
5.4.260.0070.07019.18
5.4.250.0070.07018.94
5.4.240.0070.07319.03
5.4.230.0070.04719.04
5.4.220.0030.05018.89
5.4.210.0100.07719.22
5.4.200.0030.07319.08
5.4.190.0130.07319.01
5.4.180.0000.07719.20
5.4.170.0070.07719.02
5.4.160.0030.04719.11
5.4.150.0000.05318.86
5.4.140.0000.06316.46
5.4.130.0030.04716.18
5.4.120.0070.08016.40
5.4.110.0000.06316.48
5.4.100.0130.06316.45
5.4.90.0070.05316.39
5.4.80.0000.08016.44
5.4.70.0000.05316.49
5.4.60.0100.06716.25
5.4.50.0030.07316.41
5.4.40.0130.06316.37
5.4.30.0070.03716.32
5.4.20.0130.07016.33
5.4.10.0000.06716.33
5.4.00.0000.07715.90
5.3.290.0030.04714.64
5.3.280.0130.05714.68
5.3.270.0030.07014.66
5.3.260.0070.05314.61
5.3.250.0030.04014.66
5.3.240.0000.07014.58
5.3.230.0000.04314.65
5.3.220.0100.07314.68
5.3.210.0070.05014.52
5.3.200.0100.06714.51
5.3.190.0030.05014.62
5.3.180.0070.07314.67
5.3.170.0100.05014.59
5.3.160.0070.07714.57
5.3.150.0030.07314.70
5.3.140.0070.07314.55
5.3.130.0070.07014.54
5.3.120.0130.04014.61
5.3.110.0100.07014.52
5.3.100.0030.08014.09
5.3.90.0100.06714.13
5.3.80.0070.07013.94
5.3.70.0070.08014.05
5.3.60.0170.07014.06
5.3.50.0030.06013.97
5.3.40.0100.03313.83
5.3.30.0030.04313.81
5.3.20.0030.03713.71
5.3.10.0130.05713.71
5.3.00.0030.07313.73
5.2.170.0030.06313.71
5.2.160.0000.04313.71
5.2.150.0030.06313.71
5.2.140.0070.05713.71
5.2.130.0030.04713.71
5.2.120.0070.05013.71
5.2.110.0000.04713.71
5.2.100.0100.05713.71
5.2.90.0030.05713.71
5.2.80.0030.07013.71
5.2.70.0070.04013.71
5.2.60.0070.03013.71
5.2.50.0000.03313.71
5.2.40.0030.06313.71
5.2.30.0070.06013.71
5.2.20.0030.06313.71
5.2.10.0000.06013.71
5.2.00.0070.05713.71
5.1.60.0070.04013.71
5.1.50.0070.05013.71
5.1.40.0030.05713.71
5.1.30.0070.05713.71
5.1.20.0070.05713.71
5.1.10.0130.05013.71
5.1.00.0130.04313.71
5.0.50.0000.04013.71
5.0.40.0030.04313.71
5.0.30.0030.03313.71
5.0.20.0070.04013.71
5.0.10.0030.03713.71
5.0.00.0000.05313.71
4.4.90.0030.01313.71
4.4.80.0000.01713.71
4.4.70.0000.02713.71
4.4.60.0070.01713.71
4.4.50.0030.03313.71
4.4.40.0030.03313.71
4.4.30.0070.03013.71
4.4.20.0070.03313.71
4.4.10.0030.02313.71
4.4.00.0100.03013.71
4.3.110.0000.02713.71
4.3.100.0100.01313.71
4.3.90.0070.02713.71
4.3.80.0070.04313.71
4.3.70.0070.01713.71
4.3.60.0000.03013.71
4.3.50.0000.02313.71
4.3.40.0070.05013.71
4.3.30.0030.03713.71
4.3.20.0000.03313.71
4.3.10.0000.03713.71
4.3.00.0030.02313.71

preferences:
53.08 ms | 401 KiB | 5 Q